Menstrual disc



FIG. 1 is a top perspective view of a menstrual disc showing the new design;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a back view thereof;

FIG. 5 is a side view thereof;

FIG. 6 is a front view thereof; and,

FIG. 7 is another side view thereof.

The broken lines shown in the drawings represent portions of the menstrual cup that form no part of the claimed design. 

CLAIM The ornamental design for a menstrual disc, as shown and described. 